You can sponsor this page

Calamus nodosus  Randall & Caldwell, 1966

Knobbed porgy
Add your observation in Fish Watcher
Native range | All suitable habitat | Point map | Year 2100
This map was computer-generated and has not yet been reviewed.
Calamus nodosus   AquaMaps   Data sources: GBIF OBIS
Upload your photos and videos
Pictures | Google image
Image of Calamus nodosus (Knobbed porgy)
Calamus nodosus
Picture by Wiggers, R.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Sparidae (Porgies)
Etymology: Calamus: Greek, kalamos = reed, cane (Ref. 45335).   More on author: Randall.

Environment / Climate / Range Ecology

Marine; reef-associated; depth range 7 - 90 m (Ref. 26938).   Subtropical, preferred ?; 37°N - 18°N, 98°W - 73°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: North Carolina to southern Florida in the USA and the entire Gulf of Mexico.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 54.4 cm TL male/unsexed; (Ref. 8889); common length : 35.0 cm TL male/unsexed; (Ref. 3815); max. published weight: 2.6 kg (Ref. 40637); max. reported age: 17 years (Ref. 8889)

Biology     Glossary (e.g. epibenthic)

Found over hard bottoms. Sometimes taken in trawls and hook and line; good food fish (Ref. 26938).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Sex change occurs at 30-50 cm TL.

Main reference Upload your references | References | Coordinator | Collaborators

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

Fisheries: minor commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

More information

Countries
FAO areas
Ecosystems
Occurrences
Introductions
Stocks
Ecology
Diet
Food items
Food consumption
Ration
Common names
Synonyms
Metabolism
Predators
Ecotoxicology
Reproduction
Maturity
Spawning
Fecundity
Eggs
Egg development
Age/Size
Growth
Length-weight
Length-length
Length-frequencies
Morphometrics
Morphology
Larvae
Larval dynamics
Recruitment
Abundance
References
Aquaculture
Aquaculture profile
Strains
Genetics
Allele frequencies
Heritability
Diseases
Processing
Mass conversion
Collaborators
Pictures
Stamps, Coins
Sounds
Ciguatera
Speed
Swim. type
Gill area
Otoliths
Brains
Vision

Tools

Special reports

Download XML

Internet sources